289697571

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{349}}^1\times {\mathrm{619}}^1$

素因数の和:1123

約数の個数: 24

約数和(自身を含む): 423150000

約数和(自身を除く): 133452429

約数列:

[1, 3, 9, 149, 349, 447, 619, 1047, 1341, 1857, 3141, 5571, 52001, 92231, 156003, 216031, 276693, 468009, 648093, 830079, 1944279, 32188619, 96565857, 289697571]

約数ペア:

[(1, 289697571), (3, 96565857), (9, 32188619), (149, 1944279), (349, 830079), (447, 648093), (619, 468009), (1047, 276693), (1341, 216031), (1857, 156003), (3141, 92231), (5571, 52001)]